Bug#785931: llvm-3.6-dev: LLVM CMake files broken by Debian packaging

[Sylvestre Ledru]

Hello

I just updated 3.6.1-1 which should fix this issue.
Could you check that?

thanks,
Sylvestre

Le 20/05/2015 15:43, Brad King a écrit :
> Package: llvm-3.6-dev
> Version: 1:3.6-2
> Severity: normal
>
> Dear Maintainer,
>
> The issue reported in bug #735592 is not fully resolved (as reported
> in some follow-up posts in that issue).  While that problem has been
> resolved in upstream LLVM 3.6, another problem is caused by Debian
> packaging.
>
> When a CMake-based project does
>
>  find_package(LLVM)
>
> on Debian one gets:
>
>  CMake Error at /usr/share/llvm-3.6/cmake/LLVMConfig.cmake:52 (include):
>    include could not find load file:
>
>      /usr/lib/llvm-3.6/share/llvm/cmake/LLVMExports.cmake
>
> The problem does not occur with upstream LLVM 3.6.  It is caused by
> the adjustment of the installed file layout done by Debian packaging.
>
> First 'debian/rules' configures with
>
>   --prefix=/usr/lib/llvm-$(LLVM_VERSION)
>
> The build generates content in
>
>   debian/tmp/usr/lib/llvm- at LLVM_VERSION@/share/llvm/cmake/LLVMConfig.cmake
>
> that references the directory
>
>   /usr/lib/llvm- at LLVM_VERSION@/share/llvm/cmake
>
> because that is where files are installed by upstream for the given prefix.
>
> Then 'debian/llvm-X.Y-dev.install.in' has:
>
>   debian/tmp/usr/lib/llvm- at LLVM_VERSION@/share/llvm/cmake/*.cmake usr/share/llvm- at LLVM_VERSION@/cmake/
>
> This moves these files to a different location during packaging,
> but the content of 'LLVMConfig.cmake' expects the original location.
> I'm able to work around the issue locally by running
>
>  $ sudo ln -s /usr/share/llvm-3.6 /usr/lib/llvm-3.6/share/llvm
>
> to restore the existence of the original path to the files.  The
> Debian package should be updated to add this symlink.  Or, it can
> install the files to the original location and add a symlink in
> the other direction (to satisfy default find_package search paths).
>
> Thanks,
> -Brad
>
> _______________________________________________
> Pkg-llvm-team mailing list
> Pkg-llvm-team at lists.alioth.debian.org
> http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-llvm-team